::v-deep {
  .ivu-timeline{
    .ivu-timeline-item{
      .ivu-timeline-item-tail{
        border-left-color: rgba(255,255,255,0.3);
      }
      .ivu-timeline-item-head{
        background-color: black;
        border-width: 2px;
      }
      .ivu-timeline-item-head:first-child{
        border-color: #F39800;
      }
    }
  }
}